let fs = require('fs');
let buf = '';

process.stdin.on('readable', function() {
    let chunk = process.stdin.read();
    if (chunk) buf += chunk.toString();
});

process.stdin.on('end', function() {
    let v = buf.split("\n").map((x)=>{return parseFloat(x);});
    let cnt = 0;
    for (let k of v) {
        if (k > 0) cnt++;
    }
    console.log(`${cnt} positive numbers`);
});